Question

A car is moving at 17.7 m/s when it begins to slow down with a deceleration of 2.5 m/s². How long does it take for the car to travel 80 meters as it slows down?

 

 

 

 

 

 

 

 

 

 

 

 

Answer 1

Given that: A car is moving at 17.7 m/s

A deceleration of 2.5 m/s2.

 How long does it take for the car to travel 80 meters as it slows down?

A particle starts from rest and has an acceleration function \[5-10t{\text{m/s}}^{²}\]

Slow down:  2.5 m/s2